Modified stapled hemorrhoidopexy for lower postoperative stenosis: A five-year experience

Table 2 Characteristics of study participants undergoing different stapled hemorrhoidectomy procedures, n (%)

Characteristics of study participants	Operation		P value
	Modified (n = 187)	Tradition (n = 313)
Age (years)	50.9 ± 12.8	53.0 ± 13.9	0.085
Sex (male)	77 (41.2)	106 (33.9)	0.101
Previous surgery (RBL)	101 (54.0)	126 (40.3)	0.003
Advanced hemorrhoid (grade IV)	81 (43.3)	91 (29.1)	0.001
Operation time (minute)	18.5 ± 4.2	16.6 ± 3.6	< 0.001
Blood loss (mL)	5.0 ± 0.2	5.4 ± 4.0	0.060
Hospital course (day)	2.2 ± 0.4	2.4 ± 0.6	< 0.001
Complication
None	155 (82.9)	264 (84.3)	0.669
Bleeding	4 (2.1)	7 (2.2)	0.940
Infection	0 (0)	0 (0)	-
Dysuria	20 (10.7)	21 (6.7)	0.116
Anal stenosis	5 (2.7)	21 (6.7)	0.049
Others	3 (1.6)	4 (1.3)	0.764
Redo surgery	7 (3.7)	11 (3.5)	0.894

RBL: Rubber band ligation.